I have one request. Can you please help me with changing the uv (any one) with this file? It will be very helpful for me

Hi, I unwrapped one of your cubes for you as an example: I created seams on each edge of the cube and unvrapped it, to rotate your image just rotate and UVMap in the UV-Editor. To sdtudy more about unwrapping look at this video tutorial or type "unwrapping blender" in youtube search.your example a little bit modyfied